Home / 1,926,831.84-2,652,961.44-1,635,867.90

Finding the Fourth Proportional to 1,926,831.84, 2,652,961.44 and 1,635,867.90

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Solution

The fourth proportional to 1,926,831.84, 2,652,961.44 and 1,635,867.90 is: 2,252,347.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,831.84 : 2,652,961.44 = 1,635,867.90 : x
  2. Step 2: Convert to fraction form
    1,926,831.84/2,652,961.44 = 1,635,867.90/x
  3. Step 3: Cross multiply
    1,926,831.84x = 2,652,961.44 × 1,635,867.90
  4. Step 4: Simplify right side
    1,926,831.84x = 4,339,894,459,633.78
  5. Step 5: Solve for x
    x = 4,339,894,459,633.78/1,926,831.84
  6. Step 6: Final answer
    x = 2,252,347.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.